.tool[data-tool=reaction-time-test] .rt-area{justify-content:center;align-items:center;gap:var(--space-2);border:2px solid var(--c-border-strong);border-radius:var(--r-lg);background:var(--c-surface);min-block-size:14rem;inline-size:100%;color:var(--c-text);font:inherit;text-align:center;padding:var(--space-4);-webkit-user-select:none;user-select:none;touch-action:manipulation;cursor:pointer;flex-direction:column;display:flex}.tool[data-tool=reaction-time-test] .rt-wait{color:#fff;background:#b3261e;border-color:#b3261e}.tool[data-tool=reaction-time-test] .rt-go{color:#fff;background:#1b7a3a;border-color:#1b7a3a}.tool[data-tool=reaction-time-test] .rt-big{font-size:clamp(1.5rem,1rem + 3vw,2.5rem);font-weight:700;line-height:1.2}.tool[data-tool=reaction-time-test] .rt-sub{font-size:.95rem}